.pdb-list table thead th {
    background-color: #000;
    color: #fff;
    padding: 10px;
    text-align: left;
}

.pdb-list table {
    border-collapse: collapse;
    width: 80%;
}

.pdb-list table td {
    padding: 8px;
    border-bottom: 1px solid #ddd;
    padding: 10px;
    text-align: left;
}